问题

It is difficult to ________ what the long-term effects of the accident will be.[ ]

A: ensure
B: predict
C: look forward to
D: understand

正确答案是：

同类题型

y, one of the so-called rich second generation,forced his parents to buy a new car _____ it might cost

It’s kind __________ Yao Beina to donate her corneas (眼角膜) _________ three people in need.

What would you like ________ supper

Little did he care about his own safety,_______he was in danger himself

A new shop _______ for a week nearby. Let’s have a look there.— Good idea. Let’s go to have a look together.